Dual channel SLIC voice chip user line interface chip

The AS2630A chip is a dual channel SLIC device with 4-wire PCM and 4-wire SPI digital interfaces; Provide all SLIC, codec, and DTMF detection functions required for a complete analog telephone interface.

Dual channel SLIC voice chip user line interface chipKey Features:

l4 x 6mm sizecompleteFXS Solution Encapsulation

lBORSCHT function

lSuitable for short/Mid circuit application

lultra-low power

lLow power ringing

lAdaptive ringtone

lRinging current limit

lEasy to configure and diagnose

lsupportSLIC API

lAudio diagnosis with loop back

lIntegrated testing load

lSupport programmability

lOn-hook Transmission

lloop closure detection

lSmooth polarity reversal

lA-Law/µ - Law compression expansion, linear PCM

lIntegrate flexible trackingDC-DC controller, supporting capacitor boost configuration

lSoftware programmable parameters

lThe ringtone frequency, amplitude, ringing interval, and waveform shape are adjustable

lTwo wire AC impedance

lMixed equilibrium

lDC current loop feeding（10~45 mA）

lLoop closure and loop trip threshold

lDTMF signal generation

lDTMF detection

l3.3 V working voltage

lsupport3.3V I/O voltage

lMaximum negative power supply voltageVBAT can reach -100 V

llead-free/RoHS compliant packaging

l3-wire integrated serial interface (SSI)

Dual channel SLIC voice chip user line interface chipApplication scenarios

lVoIP gateway and router

lxDSL IAD

lOptical network terminal/Unit (ONT/U)

lSimulate terminal adapter（ATA）

lcableMTA

lWireless fixed terminal（WFT）

lWireless local loop（WLL）

lWiMAX CPE